Submerged body
Volume of the floating body
Volume of the fluid vertically above the body
Displaced volume of the fluid
D. Displaced volume of the fluid
The head loss for all the pipes is same
The total discharge is equal to the sum of discharges in the various pipes
The total head loss is the sum of head losses in the various pipes
Both (A) and (B)
Fluid
Water
Gas
Ideal fluid
Elastic properties of the pipe material
Elastic properties of the liquid flowing through the pipe
Speed at which the valve is closed
All of the above
(μπ²N/60t) × (R₁ - R₂)
(μπ²N/60t) × (R₁² - R₂²)
(μπ²N/60t) × (R₁³ - R₂³)
(μπ²N/60t) × (R₁⁴ - R₂⁴)
Equal to
Double
Three to four times
Five to six times
Steady flow
Uniform flow
Free vortex
Forced vortex
Pressure
Flow
Velocity
Discharge
Coincides with
Lies below
Lies above
None of these
9.81 kN/m3
9.81 × 103 N/m3
9.81 × 10-6 N/mm3
Any one of these
Kinematic viscosity in C. G. S. units
Kinematic viscosity in M. K. S. units
Dynamic viscosity in M. K. S. units
Dynamic viscosity in S. I. units
Only when the fluid is frictionless
Only when the fluid is incompressible and has zero viscosity
When there is no motion of one fluid layer relative to an adjacent layer
Irrespective of the motion of one fluid layer relative to an adjacent layer
Maximum at the centre and minimum near the walls
Minimum at the centre and maximum near the walls
Zero at the centre and maximum near the walls
Maximum at the centre and zero near the walls
Neutral
Stable
Unstable
None of these
The size of orifice is large
The velocity of flow is large
The available head of liquid is more than 5 times the height of orifice
The available head of liquid is less than 5 times the height of orifice
Velocity of liquid
Atmospheric pressure
Pressure in pipes and channels
Difference of pressure between two points in a pipe
The metacentre should lie above the center of gravity
The center of buoyancy and the center of gravity must lie on the same vertical line
A righting couple should be formed
All the above are correct
Specific weight
Mass density
Specific gravity
None of these
Horizontal line
Inclined line with flow upwards
Inclined line with flow downwards
Any direction and in any location
Are viscous
Possess surface tension
Are compressible
Possess all the above properties
Has constant viscosity
Has zero viscosity
Is in compressible
None of the above
Pascal's law
Archimedess principle
D-Alembert's principle
None of these
Increases
Decreases
Remain unaffected
Unpredictable
Viscosity
Osmosis
Surface tension
Cohesion
Buoyancy, gravity
Buoyancy, pressure
Buoyancy, inertial
Inertial, gravity
Velocity
(Velocity)2
(Velocity)3
(Velocity)4
w × Q × H
w × Q × hf
w × Q (H - hf)
w × Q (H + hf)
Supersonics, as with projectiles and jet propulsion
Full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc.
Simultaneous motion through two fluids where there is a surface of discontinuity, gravity force, and wave making effects, as with ship's hulls
All of the above
Maximum
Minimum
Zero
Nonzero and finite
0.417 H5/2
1.417 H5/2
4.171 H5/2
7.141 H5/2
Mach number
Froude number
Reynoldss number
Weber's number